Prediction of Subgrade Strength from Index Properties of Expansive Soil Stabilized with Bagasse Ash and Calcined Termite Clay Powder Using Artificial Neural Network and Regression

Table 6

Free-swell index (FSI) and specific gravity of the soil sample from all test pits.

Sample designation	Free-swell index, FSI (%)	Specific gravity (GS)
TP-1	75	2.70
TP-2	82	2.67
TP-3	83	2.70
TP-4	83	2.66
TP-5	120	2.65
TP-6	100	2.72
BA	—	2.18
CTCP	—	2.42